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Firefox 93 Improves Protection Against Tracking, Insecure Downloads

October 6, 2021

Starting with Firefox 93, the browser blocks insecure HTTP downloads on encrypted (HTTPS) pages, to keep users safe from potentially unwanted or even malicious downloads.

Given that data transmitted over HTTP isn’t protected, attackers able to intercept that data could not only view it, but also tamper with it. Thus, attackers could potentially replace files downloaded over HTTP with malicious ones, which could lead to full system compromise.

Firefox 93 now blocks such insecure file downloads and prompts the user to stop the download and remove the file, while also offering the choice to continue with the download.

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